From the shiny, holographic fabric we thought was so millennial to the ever-convenient bandana top — It's a hat! It's a shirt! It's a hankie! — these fads do have an explanation. Click over to Teen Vogue for the full story. May we learn from our past mistakes so we never repeat them, because, as these Frankenshoes prove, some of these '90s trends are just dying to Spice up our lives all over again... (Teen Vogue)